Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and NOAA-19
TLE Epoch: 2018 1 25.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-20) NOAA-20 Lat/Lon Date Time(NOAA-19) NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 01/31/2018   15:16:35   (  80.68, -96.11) 01/31/2018   15:15:27  (  80.67, -96.19)    1.78                68
 01/31/2018   16:07:20   ( -80.68,  71.17) 01/31/2018   16:06:33  ( -80.67,  71.14)    1.00                47
 01/31/2018   16:58:05   (  80.68,-121.52) 01/31/2018   16:57:28  (  80.67,-121.58)    1.40                37
 01/31/2018   17:48:50   ( -80.68,  45.76) 01/31/2018   17:48:34  ( -80.67,  45.75)    0.71                16
 01/31/2018   18:39:35   (  80.68,-146.93) 01/31/2018   18:39:29  (  80.67,-146.97)    1.02                 6
 01/31/2018   19:30:20   ( -80.68,  20.35) 01/31/2018   19:30:35  ( -80.68,  20.36)    0.50                15
 01/31/2018   20:21:05   (  80.68,-172.34) 01/31/2018   20:21:30  (  80.68,-172.37)    0.65                25
 01/31/2018   21:11:50   ( -80.68,  -5.06) 01/31/2018   21:12:36  ( -80.68,  -5.04)    0.50                46
 01/31/2018   22:02:35   (  80.68, 162.25) 01/31/2018   22:03:31  (  80.68, 162.24)    0.28                56